source: trunk/Include/Classes/System/IO/Stream.ab@ 388

Last change on this file since 388 was 388, checked in by イグトランス (egtra), 16 years ago

Stringなどで例外を投げるようにした。
#147の解決。
CType ASCII文字判定関数群の追加。

File size: 2.2 KB
Line 
1Namespace System
2Namespace IO
3
4
5Class Stream
6 Implements System.IDisposable
7
8Public 'Protected
9 Sub Stream(): End Sub
10Public
11 Virtual Sub ~Stream()
12 This.Dispose(False)
13 End Sub
14Public
15 Abstract Function CanRead() As Boolean
16 Abstract Function CanSeek() As Boolean
17
18 Virtual Function CanTimeout() As Boolean
19 Return True
20 End Function
21
22 Abstract Function CanWrite() As Boolean
23 Abstract Function Length() As Int64
24 Abstract Sub Position(value As Int64)
25 Abstract Function Position() As Int64
26
27 Virtual Sub ReadTimeout(value As Long)
28 ' Throw InvalidOperationException
29 End Sub
30
31 Virtual Function ReadTimeout() As Long
32 ' Throw InvalidOperationException
33 End Function
34
35 Virtual Sub WriteTimeout(value As Long)
36 ' Throw InvalidOperationException
37 End Sub
38
39 Virtual Function WriteTimeout() As Long
40 ' Throw InvalidOperationException
41 End Function
42
43Public
44 Virtual Function BeginRead(buffer As *Byte, offset As Long, count As Long, callback As AsyncCallback, state As Object) As System.IAsyncResult
45 Read(buffer,offset,count)
46 End Function
47 Virtual Function BeginWrite(buffer As *Byte, offset As Long, count As Long, callback As AsyncCallback, state As Object) As System.IAsyncResult
48 Write(buffer,offset,count)
49 End Function
50 Virtual Sub Close()
51 Dispose(True)
52 End Sub
53 Virtual Sub Dispose()
54 Dispose(True)
55 End Sub
56 Virtual Sub Dispose(disposing As Boolean): End Sub
57 Virtual Function EndRead(ByRef asyncResult As System.IAsyncResult) As Long: End Function
58 Virtual Sub EndWrite(ByRef asyncResult As System.IAsyncResult): End Sub
59 Abstract Sub Flush()
60 Abstract Function Read(buffer As *Byte, offset As Long, count As Long) As Long
61
62 Virtual Function ReadByte() As Long
63 Dim b As Byte
64 Dim ret = Read(VarPtr(b), 0, 1)
65 If ret <> 0 Then
66 Return b
67 Else
68 Return -1
69 End If
70 End Function
71
72 Abstract Function Seek(offset As Int64, origin As SeekOrigin) As Long
73 Abstract Sub SetLength(value As Int64)
74 Abstract Sub Write(buffer As *Byte, offset As Long, count As Long)
75
76 Virtual Sub WriteByte(b As Byte)
77 Write(VarPtr(b), 0, 1)
78 End Sub
79Protected
80 Virtual Function CreateWaitHandle() As System.Threading.WaitHandle: End Function
81End Class
82
83
84End Namespace
85End Namespace
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